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    CVE-2026-42015

    A flaw was found in gnutls. An off-by-one error exists in the PKCS#12 bag element bounds check. This vulnerability allows an remote attacker to write past the internal array of a PKCS#12 bag when appending to a bag that already contains 32 elements. This memory corruption could lead to a denial of service (DoS) or potentially other unspecified impacts.

    Published:May 26, 2026
    Last Modified:Aug 25, 2026
    EPS:May 26, 2026
    EPSS Score:0.00727
    CVSS Score:5.3

    Affected Products

    Vendor
    Redhat
    Product
    Discovery
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Eus
    Vendor
    Redhat
    Product
    Hardened Images
    Vendor
    Redhat
    Product
    Hummingbird
    Vendor
    Redhat
    Product
    Openshift
    Vendor
    Redhat
    Product
    Openshift Container Platform
    Vendor
    Redhat
    Product
    Rhel Aus
    Vendor
    Redhat
    Product
    Rhel E4s
    Vendor
    Redhat
    Product
    Rhel Els
    Vendor
    Redhat
    Product
    Rhel Eus
    Vendor
    Redhat
    Product
    Rhel Eus Long Life
    Vendor
    Redhat
    Product
    Rhel Tus
    Vendor
    Redhat
    Product
    Rhui

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-193 Off-by-one Error

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    CVE-2026-15588 (CVSS 5.3) — A denial-of-service and resource exhaustion vulnerability exists within the `GDBus` component of GLib. The `gd…
    CVE-2026-58016 (CVSS 7.5) — A flaw was found in GLib. A state confusion issue exists in g_dbus_node_info_new_for_xml() in the gio/gdbusint…
    CVE-2026-58015 (CVSS 5.9) — A flaw was found in GLib. The D-Bus client-side implementation of the DBUS_COOKIE_SHA1 SASL authentication mec…
    CVE-2026-58014 (CVSS 7.3) — A flaw was found in GLib. An off-by-one error can occur in the g_key_file_get_locale_string_list function in t…
    CVE-2026-58013 (CVSS 6.5) — A flaw was found in GLib. A buffer over-read can occur in g_io_channel_read_line_backend() in the giochannel.c…
    CVE-2026-58012 (CVSS 6.5) — A flaw was found in GLib. A buffer over-read can occur in the g_regex_replace function when used with the `G_R…
    CVE-2026-58011 (CVSS 6.5) — A flaw was found in GLib. An out-of-bounds read of only 2 bytes can occur in the g_date_time_get_ymd function …
    CVE-2026-58010 (CVSS 6.5) — A flaw was found in GLib. An off-by-one error can occur in the gvs_tuple_is_normal function in the glib/gvaria…

    References

    https://access.redhat.com/errata/RHSA-2026:13274
    https://access.redhat.com/errata/RHSA-2026:20611
    https://access.redhat.com/errata/RHSA-2026:20612
    https://access.redhat.com/errata/RHSA-2026:20613
    https://access.redhat.com/errata/RHSA-2026:26319
    https://access.redhat.com/errata/RHSA-2026:26409
    https://access.redhat.com/errata/RHSA-2026:29197
    https://access.redhat.com/errata/RHSA-2026:30004
    https://access.redhat.com/errata/RHSA-2026:30849
    https://access.redhat.com/errata/RHSA-2026:30850
    https://access.redhat.com/errata/RHSA-2026:32962
    https://access.redhat.com/errata/RHSA-2026:33125
    https://access.redhat.com/errata/RHSA-2026:41921
    https://access.redhat.com/errata/RHSA-2026:43575
    https://access.redhat.com/errata/RHSA-2026:58981
    https://access.redhat.com/security/cve/CVE-2026-42015
    https://bugzilla.redhat.com/show_bug.cgi?id=2467678
    https://www.gnutls.org/security-new.html#GNUTLS-SA-2026-04-29-11

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High